(CNN) — The lead Mexican investigator in the Falcon Lake case, Rolando Armando Flores Villegas, has been killed, his severed head delivered Tuesday in a suitcase to the Mexican military, officials told CNN.
“His head was delivered to the army garrison this morning in a suitcase after he failed to report back home last night,” Zapata County, Texas, Sheriff Sigifredo Gonzalez Jr. said.